high quality Bloom 200 220 240 260 280 300 310 320 bovine gelatin powder from beef skin and hides Gelatin (sometimes gelatine/gelatina) is a common gelling agent and thickener that most people are familiar with. It is flavorless, colorless and brittle when dry. In its pure form, gelatin comes either as gelatin sheets, or as powder. Generally, it is made from animal bones, hides and skins.